head to head · open source
oomwoo vs calendar-card-pro
oomwoo has 12,680 GitHub stars, 795 forks, 3 open issues and last shipped 4 days ago. calendar-card-pro has 1,231 stars, 103 forks, 51 open issues and last shipped 2 days ago. oomwoo leads on adoption by 930% (12,680 vs 1,231 stars). oomwoo is written in Python under Apache-2.0; calendar-card-pro is written in TypeScript under MIT. oomwoo has attracted 6% as many forks as stars, calendar-card-pro 8%. calendar-card-pro was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (home-assistant), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| oomwoo | calendar-card-pro | |
|---|---|---|
| GitHub stars | ★ 13K | ★ 1.2K |
| License | Apache-2.0 | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-10-23 | 2026-10-25 |
| Forks | ⑂ 795 | ⑂ 103 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick oomwoo if
- You weight community size — 13K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick calendar-card-pro if
- You want the calendar-card-pro feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and calendar-card-pro fits your workflow better
About oomwoo
OOMWOO Open source robot vacuum you build yourself Clean well · Hackable · Raspberry Pi · 3D printed · Local / No cloud required · Home Assistant · Arduino · ROS2 · ESP32 OOMWOO is an open source home robot vacuum you can build yourself, built using Raspberry Pi, 3D printing, Home Assistant, Arduino and ROS2. It uses an affordable 2D LiDAR to map your home and navigate on its own. Local, no cloud required for regular functionality, no vendor lock in. Follow us building in public Discord X Instagram Facebook Reddit newsletter YouTube oomwoo.com Tutorials Early build instructions will be available in Fall 2026…
read the full oomwoo overview →
About calendar-card-pro
Calendar Card Pro for Home Assistant [![hacs][hacs img]][hacs url] [![GitHub Release][github release img]][github release url] [![Downloads][github downloads img]][github release url] [![Downloads@latest][github latest downloads img]][github release url] ☕ Support This Project If you find Calendar Card Pro useful, consider supporting its development: 📖 Documentation This README covers installation and a quick start. Everything else — every configuration option, all features and worked examples — lives on the documentation site , which is searchable and always matches the latest release. 1️⃣ Overview 🔍 About…
read the full calendar-card-pro overview →
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Frequently asked questions
Is oomwoo or calendar-card-pro more popular?
oomwoo has 12,680 GitHub stars and calendar-card-pro has 1,231. oomwoo has the larger community by that measure.
Are oomwoo and calendar-card-pro free?
Both are open source. oomwoo is licensed under Apache-2.0 and calendar-card-pro under MIT. Neither carries a licence fee.
What is the difference between oomwoo and calendar-card-pro?
oomwoo is written in Python and calendar-card-pro in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, oomwoo or calendar-card-pro?
Choose oomwoo if you want the larger community (12,680 stars) or its Apache-2.0 licence terms. Choose calendar-card-pro if its feature set, stack or MIT licence fits better. Both are self-hostable.